Kolkata Weather in May
Kolkata in May sees extremely high temperatures, with highs around 36°C (97°F) and overnight lows of 27°C (81°F). Rainfall is fairly high at around 133 mm (5.2 in) on average, so pack waterproofs just in case.
Rainfall in Kolkata in May
Past climate data indicates that roughly 6 days will see rain, totalling around 133 mm (5.2 in) for the month. When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.
Temperature in Kolkata in May
May in Kolkata brings typical temperatures with highs around 36°C (97°F) and lows of 27°C (81°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. With lows of 27°C (81°F), it stays warm throughout the night. A cold shower before going to sleep is one of the easiest ways to cool down before bed.
Sunshine in Kolkata in May
There are approximately 227 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in Kolkata in May
May sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.
Average water temperature in May
The water temperature is 28°C (82°F), which most people find very comfortable. A good month for swimming and water sports.May in Kolkata has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit India, check out our Kolkata's climate page.
Kolkata Temperature in May
Min Temperature
27°C (81°F)
Max Temperature
36°C (97°F)
Water Temperature
28°C (82°F) *
Chance of Rain
21%
Precipitation
133 mm (5.2 in)
Rainy days
6 days
Humidity
67% *
Windspeed
2 m/s (4 knots) *
Sunshine
227 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kolkata typically stay consistent throughout May, with daily highs averaging around 36°C (97°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Kolkata in May
Browse day-by-day weather records for Kolkata spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kolkata historical weather extremes in May
Based on weather observations in Kolkata between 1995 and 2026, these are the recorded extremes during May.
- The warmest day in May was on May 20, 2002, with a maximum of 44°C (111°F).
- On May 20, 2020, Kolkata saw its coldest May day with temperatures maxing out at 26°C (79°F).
- Kolkata registered its coldest May night on May 4, 2000, with temperatures dropping to 17°C (63°F).
Best Places in India in May
Find out more about the weather in India and which places have the best travel conditions in this month. See all of India in May →
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What to Wear in Kolkata in May
Get ready for hot weather in May! Lightweight, breathable fabrics are your best friend during this month. Cotton and linen shirts, shorts, sundresses, and sandals will keep you comfortable. Light colors help reflect the heat, avoid wearing black. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. The water temperature sits at about 28°C (82°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Kolkata in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit India, check out our Kolkata's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Kolkata climate overview or explore weather in India.
